Article 3
2013/488/EU: Council Decision of 23 September 2013 on the security rules for protecting EU classified information · European Union
The competent authorities shall ensure that EUCI is appropriately classified, clearly identified as classified information and retains its classification level for only as long as necessary. EUCI shall not be downgraded or declassified nor shall any of the markings referred to in Article 2(3) be modified or removed without the prior written consent of the originator. The Council shall approve a security policy on creating EUCI which shall include a practical classification guide.
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Source: EUR-Lex (Cellar) · retrieved 2026-11-01 · Text as adopted (Official Journal); later amendments are not incorporated in this text.